Kranz Heating & Cooling, also known as American Residential Services, provides cooling, heating and plumbing services and has been in operation for over 25 years. The company offers installation, maintenance and repair services for a range of equipment, such as furnaces, air conditioners, water heaters and fixtures. It also provides troubleshooting, design and replacement services for compressors, cooling systems, air handlers and evaporator coils. Kranz Heating & Cooling offers a variety of air cleaners, humidifiers, thermostats and ultraviolet lighting equipment to residential and commercial clients. Additionally, it provides discount packages for sewer repair and drain cleaning services. The company s plumbing services include pipe, sink and tub repair and dispenser installation. It also provides financing options through certified lenders. Kranz Heating & Cooling maintains a presence in Itasca, Ill.